/*
 * $Id: GHOST_ModifierKeys.cpp 35152 2011-02-25 11:28:33Z jesterking $
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file ghost/intern/GHOST_ModifierKeys.cpp
 *  \ingroup GHOST
 */


/**

 * $Id: GHOST_ModifierKeys.cpp 35152 2011-02-25 11:28:33Z jesterking $
 * Copyright (C) 2001 NaN Technologies B.V.
 * @author	Maarten Gribnau
 * @date	May 31, 2001
 */

#include "GHOST_ModifierKeys.h"


GHOST_ModifierKeys::GHOST_ModifierKeys()
{
	clear();
}

GHOST_ModifierKeys::~GHOST_ModifierKeys() {}


GHOST_TKey GHOST_ModifierKeys::getModifierKeyCode(GHOST_TModifierKeyMask mask)
{
	GHOST_TKey key;
	switch (mask) {
	case GHOST_kModifierKeyLeftShift:		key = GHOST_kKeyLeftShift;		break;
	case GHOST_kModifierKeyRightShift:		key = GHOST_kKeyRightShift;		break;
	case GHOST_kModifierKeyLeftAlt:			key = GHOST_kKeyLeftAlt;		break;
	case GHOST_kModifierKeyRightAlt:		key = GHOST_kKeyRightAlt;		break;
	case GHOST_kModifierKeyLeftControl:		key = GHOST_kKeyLeftControl;	break;
	case GHOST_kModifierKeyRightControl:	key = GHOST_kKeyRightControl;	break;
	case GHOST_kModifierKeyOS:			key = GHOST_kKeyOS;		break;
	default:
		// Should not happen
		key = GHOST_kKeyUnknown;
		break;
	}
	return key;
}


bool GHOST_ModifierKeys::get(GHOST_TModifierKeyMask mask) const
{
    switch (mask) {
    case GHOST_kModifierKeyLeftShift:
        return m_LeftShift;
    case GHOST_kModifierKeyRightShift:
        return m_RightShift;
    case GHOST_kModifierKeyLeftAlt:
        return m_LeftAlt;
    case GHOST_kModifierKeyRightAlt:
        return m_RightAlt;
    case GHOST_kModifierKeyLeftControl:
        return m_LeftControl;
    case GHOST_kModifierKeyRightControl:
        return m_RightControl;
    case GHOST_kModifierKeyOS:
        return m_OS;
    default:
        return false;
    }
}


void GHOST_ModifierKeys::set(GHOST_TModifierKeyMask mask, bool down)
{
    switch (mask) {
    case GHOST_kModifierKeyLeftShift:
        m_LeftShift = down; break;
    case GHOST_kModifierKeyRightShift:
        m_RightShift = down; break;
    case GHOST_kModifierKeyLeftAlt:
        m_LeftAlt = down; break;
    case GHOST_kModifierKeyRightAlt:
        m_RightAlt = down; break;
    case GHOST_kModifierKeyLeftControl:
        m_LeftControl = down; break;
    case GHOST_kModifierKeyRightControl:
        m_RightControl = down; break;
    case GHOST_kModifierKeyOS:
        m_OS = down; break;
    default:
        break;
    }
}


void GHOST_ModifierKeys::clear()
{
    m_LeftShift = false;
    m_RightShift = false;
    m_LeftAlt = false;
    m_RightAlt = false;
    m_LeftControl = false;
    m_RightControl = false;
    m_OS = false;
}


bool GHOST_ModifierKeys::equals(const GHOST_ModifierKeys& keys) const
{
	return (m_LeftShift == keys.m_LeftShift) &&
		(m_RightShift == keys.m_RightShift) &&
		(m_LeftAlt == keys.m_LeftAlt) &&
		(m_RightAlt == keys.m_RightAlt) &&
		(m_LeftControl == keys.m_LeftControl) &&
		(m_RightControl == keys.m_RightControl) &&
        (m_OS == keys.m_OS);
}
